Home / 23,143.48-34,718.46-7,557.16

Finding the Fourth Proportional to 23,143.48, 34,718.46 and 7,557.16

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Solution

The fourth proportional to 23,143.48, 34,718.46 and 7,557.16 is: 11,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,143.48 : 34,718.46 = 7,557.16 : x
  2. Step 2: Convert to fraction form
    23,143.48/34,718.46 = 7,557.16/x
  3. Step 3: Cross multiply
    23,143.48x = 34,718.46 × 7,557.16
  4. Step 4: Simplify right side
    23,143.48x = 262,372,957.17
  5. Step 5: Solve for x
    x = 262,372,957.17/23,143.48
  6. Step 6: Final answer
    x = 11,336.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.